1. Estimate each sum to the nearest ten. Also, find the actual sum: (a) 42 +96 (b) 55 +99 (e) 84 +56 (1) 74 +88 (c) 74 +32 (d) 18 +28 (g) 420 +325 (h) 913 +6 12
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Answer:
a-138
b-154
e-140
(1)-162
c-105
d-46
g-745
h-1525
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