1) 3/4 × 2/7 a) 0 b) 13/2 or 6 1/2 c) 80/21 or 3 17/21 d) 3/14 2) 1/2 - 2/4 a) 13/2 or 6 1/2 b) 17/56 c) 0 d) 15/14 or 1 1/14 3) 12/15 × 1/4 a) 17/56 b) 1/5 c) 80/21 or 3 17/21 d) 15/14 or 1 1/14 4) 5/7 ÷ 2/3 a) 15/14 or 1 1/14 b) 41/10 or 4 1/10 c) 1/5 d) 25/36 5) 10/7 × 8/3 a) 80/21 or 3 17/21 b) 1/5 c) 2/3 d) 15/14 or 1 1/14 6) 3 3/4 + 2 3/4 a) 17/56 b) 3/14 c) 13/2 or 6 1/2 d) 0 7) 7 6/10 - 3 1/2 a) 41/10 or 4 1/10 b) 13/2 or 6 1/2 c) 1/5 d) 0 8) 3/7 - 1/8 a) 0 b) 17/56 c) 1/5 d) 3/14 9) 1/3 ÷ 2/4 a) 25/36 b) 2/3 c) 0 d) 1/5 10) 4/9 + 3/12 a) 13/2 or 6 1/2 b) 25/36 c) 2/3 d) 15/14 or 1 1/14 11) What are the prime factors of 4? a) 2 x 2 b) 3 x 3 c) 2 x 3 12) What are the prime factors of 6? a) 2 x 2 b) 3 x 3 c) 2 x 3 13) What are the prime factors of 24? a) 2 x 2 x 2 x 2 b) 2 x 2 x 2 x 3 c) 2 x 3 x 3 x 3 14) What are the prime factors of 36? a) 2 x 2 x 2 x 2 b) 2 x 2 x 3 x 3 c) 2 x 3 x 3 x 3 15) What are the prime factors of 27? a) 3 x 3 x 3 b) 3 x 3 x 3 x 3 c) 3 x 3 x 3 x 3 x 3 16) What are the prime factors of 81? a) 3 x 3 x 3 x 3 x 3 b) 3 x 3 x 3 c) 3 x 3 x 3 x 3 17) Select all operations with fractions that require a common denominator. a) addition b) division c) multiplication d) subtraction 18) Perform the indicated operation.1/8 + 3/8 Reduce, or simplify answer. a) 4/8 b) 1/4 c) 4/16 d) 1/2 19) Find the sum. 3/8 and 1/3 a) 4/11 b) 1/8 c) 17/24 d) 1/24 20) Find the difference. 47/56 and 15/56 a) 16/28 b) 32/56 c) 4/7 d) 8/14 21) 7/8 - 4/5 a) 1/40 b) 3/40 c) 3/8 d) 1 22) 2/5 + 1/2 - 7/8 a) 1 b) 2/80 c) 3/8 d) 1/40 23) When multiplying fractions, a common denominator is required. a) true b) false 24) Perform the indicated operation. 5/6 x 3/8 a) 16/5 b) 48/15 c) 15/48 d) 5/16 25) 36 + (2 × 3) a) 32 b) 212 c) 42 d) 41 26) Solve the expression. (12 × 2) + (4 × 3) a) 21 b) 36 c) 26 d) 18 27) 6 x 9 + ( 5 + 7 ) a) 66 b) 64 c) 56 d) 18 28) (2 + 7 - 1) ÷ 2 2 a) 16 b) 2 c) 8 d) 21 29) 91 + 27 ÷ (72 ÷ 24) a) 100 b) 96 c) 90 d) 127 30) (7 + 41) ÷ 2 – 15 a) 19 b) 9 c) 25 d) 3 31) (7 + 41) ÷ 2 – 15 a) 19 b) 9 c) 25 d) 3 32) What step would I do first? (3 + 8) - 8 x 7 - 6 ÷ 3 = a) multiplication b) addition c) dividing d) subtraction 33) what is the of 3 4 a) 12 b) 9 c) 64 d) 81

Operations on Fractions and Mixed Numbers

af
Integrere

Rangliste

Visuel stil

Indstillinger

Skift skabelon

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