What is subtraction used to find when some items are taken away from a group?, A. The total number of items combined, B. The number or amount that remains, C. The number of equal groups, D. The number of items in each group, What is the name of the number from which another number is subtracted?, A. Difference, B. Subtrahend, C. Minuend, D. Factor, In 864 - 321 = 543, what is the subtrahend?, A. 864, B. 321, C. 543, D. 1,185, Why can the minuend and subtrahend not be interchanged without changing the answer?, A. Subtraction always produces a larger number., B. Subtraction is not commutative., C. Subtraction always requires regrouping., D. Subtraction is the same as multiplication., Which statement describes subtraction without regrouping?, A. Digits are exchanged between place-value columns., B. Each column is subtracted without exchanging value from another column., C. All digits are added before subtracting., D. The numbers must first be rounded., What happens when zero is subtracted from a number?, A. The number becomes zero., B. The number doubles., C. The number stays the same., D. The number decreases by one., What is the result when a number is subtracted from itself?, A. 1, B. The original number, C. Twice the original number, D. 0, When is regrouping needed in subtraction?, A. When every digit in the minuend is greater than the corresponding digit in the subtrahend, B. When a digit in the minuend is smaller than the corresponding digit in the subtrahend, C. When both numbers end in zero, D. When the answer is already known, One hundred can be regrouped as how many tens?, A. 1, B. 5, C. 10, D. 100, In 532 - 178, why must regrouping be used in the ones column?, A. The ones digit 2 is smaller than 8., B. The tens digit 3 is greater than 1., C. The hundreds digit 5 is smaller than 1., D. Both numbers have three digits., After regrouping 1 ten as 10 ones, what does 4 ones become?, A. 5 ones, B. 10 ones, C. 14 ones, D. 40 ones, When one hundred is regrouped as 10 tens, what happens to the hundreds digit?, A. It increases by one., B. It decreases by one., C. It stays the same., D. It becomes zero in every case., What is mental subtraction?, A. Solving subtraction problems in your head, B. Using only a calculator to subtract, C. Adding numbers repeatedly, D. Rounding every number to the nearest ten, Using the tens-and-ones method, how can 34 be broken apart?, A. 3 + 4, B. 30 + 4, C. 20 + 14, D. 40 − 6, To solve 63 - 29 by making a convenient ten first, what is a useful first step?, A. Subtract 3 to reach 60., B. Add 3 to reach 66., C. Subtract 9 to reach 54., D. Add 29 to reach 92., Which method can make 1,000 - 248 easier to solve mentally?, A. Multiply 1,000 by 248., B. Subtract 200 first, then subtract 48., C. Add 248 to 1,000., D. Change the problem to 248 - 1,000., What does estimating a difference mean?, A. Finding the exact answer every time, B. Finding an answer close to the exact difference, C. Finding the product of two numbers, D. Reversing the minuend and subtrahend, When rounding a whole number to its highest place, which place should be considered first?, A. Ones, B. Tens, C. Hundreds, D. The leftmost place-value position, When an expression contains only addition and subtraction and no parentheses, how should you perform the operations?, A. Always subtract first., B. Always add first., C. Work from left to right., D. Work from right to left, What should you do first when solving an expression that contains parentheses?, A. Solve the operations inside the parentheses., B. Subtract the largest number first., C. Ignore the parentheses., D. Always add the numbers outside the parentheses first., In a word problem, what does the word given refer to?, A. The information and numbers provided in the problem, B. The operation used in every problem, C. The final answer only, D. The question being asked, Why is subtraction appropriate when the total number of objects is known but the number in one remaining group is missing?, A. It finds the total of equal groups., B. It finds the missing part from the known whole., C. It repeats a number several times., D. It changes a number into a fraction., What is multiplication?, A. A way to subtract numbers repeatedly, B. A faster way to add the same number repeatedly, C. A method of finding the difference, D. A way to arrange numbers from smallest to largest, What are the numbers being multiplied called?, A. Differences, B. Minuends, C. Factors, D. Quotients, A multiplication table shows the products of numbers. Where can you find the product of two numbers in the table?, A. At the intersection of the selected row and column, B. At the upper-left corner in every case, C. By adding all the numbers in the table, D. By reading only the top row, What is the Zero Property of Multiplication?, A. Multiplying a number by zero gives the original number., B. Multiplying a number by zero gives zero., C. Multiplying a number by one gives zero., D. Adding zero to a number gives zero., Which equation illustrates the Identity Property of Multiplication?, A. 9 x 0 = 0, B. 9 x 1 = 9, C. 9 x 2 = 18, D. 9 + 1 = 10, I calculate 6 x 8 and 8 x 6. Both answers are 48. Which property explains this?, A. Associative Property, B. Distributive Property, C. Zero Property, D. Commutative Property, Which equation demonstrates the Associative Property of Multiplication?, A. 4 x 7 = 7 x 4, B. 5 x 1 = 5, C. 2 x (3 x 4) = (2 x 3) x 4, D. 3 x (5 + 2) = (3 x 5) + (3 x 2), Which expression correctly uses the Distributive Property?, A. 4 x (6 + 2) = (4 x 6) + (4 x 2), B. 4 x 6 = 6 x 4, C. 4 x 1 = 4, D. 4 x 0 = 0, What is a useful method for multiplying numbers that end in zeros?, A. Add the trailing zeros before multiplying., B. Multiply the nonzero digits first, then append the total number of trailing zeros., C. Remove all zeros and never put them back., D. Subtract the nonzero digits and append one zero., When multiplying a number by a one-digit number vertically, which place-value column should be multiplied first?, A. Thousands, B. Hundreds, C. Tens, D. Ones, When a digit's product is 14 in the ones column, what should you do?, A. Write 14 in the ones column without regrouping., B. Write 4 in the ones column and regroup 1 ten., C. Write 1 in the ones column and regroup 4 tens., D. Write 0 and ignore the product., When multiplying a number by a two-digit multiplier, which digit is used first?, A. The hundreds digit, B. The tens digit, C. The ones digit, D. The leftmost digit of the multiplicand, Why is the second partial product shifted one place to the left when multiplying by the tens digit?, A. The tens digit represents a value that is ten times its face value., B. The second partial product is always smaller., C. The ones digit must be removed., D. The final answer must contain a zero., What is the correct procedure after finding both partial products in a two-digit multiplication problem?, A. Subtract the partial products., B. Multiply the partial products together., C. Add the partial products., D. Divide the first partial product by the second.

Multiple Choice

par
Imprimer
Incorporer

Classement

Style visuel

Options

Changer de modèle

Restauration auto-sauvegardé :  ?