Multiply
Estimate sums
Adding and Subtracting Decimals
Input/Output
Future chapters
100
56*3
What is 168
100
867 + 734=
Sample: What is 850 + 750= 1600
100
2.05 + 1.83=
What is 3.88
100
Complete: In 12 20 35 Out 15 23 38 41 57 62
What is at + 3. 38, 54, 59
100
72/9=
What is 8.
200
6 * 315
What is 2961
200
382 + 744=
Sample: What is 400 + 750=1,150
200
3.04 + 2.8=
What is 5.84
200
360/9=
What is 40.
300
26 * 26
What is 676
300
318 + 295 + 493=
Sample: What is 300 + 300 + 500=1,100
300
2.4 + 3.01 + 0.26=
What is 5.67
300
In 4 5 8 9 10 Out 16 20 32
What is * 4. 36, 40.
300
Decimal equivalent to 1/2.
What is 0.5.
400
16 * 473
What is 7568
400
132 + 692 + 803=
Sample: What is 100 + 700 + 800=1600
400
2.31 - 1.88=
What is 0.43
400
In 4 6 ? 8 Out 36 54 63 ?
What is * 9. 7, 72.
400
24= a * (5 + 1)
What is a= 4
500
46 * 805
What is 37,030
500
756 + 381 + 201=
Sample:What is 750 + 400 + 200=1,350
500
1- 0.67=
What is 0.33
500
In 60 ? 50 80 4 Out ? 180 3,000 4,800 ?
What is * 60. 3,600. 3. 240.
500
336/8=
What is 42.
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