1) Estimate 145-112 a) 200 b) 150 c) 100 d) 230 2) Estimate 540+560 a) 400 b) 700 c) 1000 d) 1100 3) Add 5647+5727 a) 14900 b) 11374 c) 57360 d) 11574 4) Multiply 700×600 a) 73000 b) 42000 c) 420000 d) 730000 5) Which is the largest 5 digit number using different digits. a) 9999 b) 9786 c) 9876 d) 9875 6) Multiply 60×7000 a) 730000 b) 73000 c) 42000 d) 420000 7) Divide 700000÷70 a) 10000 b) 100000 c) 1000 d) 100

Addition &Substract and Multiply

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