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Math Challenge
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Estimate the sum by rounding addends to the nearest Ten
696 + 853 = ?
1560
1540
1570
1550
Estimate the sum by rounding addends to the nearest Ten
28 + 62 = ?
110
90
100
80
Estimate the product by rounding multiplicand and multiplier to the nearest Ten
46 x 78 = ?
4010
3990
4020
4000
Estimate the product by rounding multiplicand and multiplier to the nearest Hundred
982 x 434 = ?
400000
400100
399900
400200
Estimate the differnce by rounding minuend and subtrahend to the nearest Ten
29 - 11 = ?
30
10
40
20
Estimate the sum by rounding addends to the nearest Ten
865 + 400 = ?
1260
1290
1270
1280
Estimate the differnce by rounding minuend and subtrahend to the nearest Ten
748 - 169 = ?
580
590
570
600
Estimate the sum by rounding addends to the nearest Ten
55 + 88 = ?
140
170
150
160
Estimate the sum by rounding addends to the nearest Ten
49 + 68 = ?
120
130
110
140
Estimate the differnce by rounding minuend and subtrahend to the nearest Hundred
424 - 285 = ?
300
100
200
0
Complete the Challenge
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