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soldi70 [24.7K]
2 years ago
5

Use addition properties and strategies to find the sum..1.)34+62+51+46=? 2.)27+68+43=? 3.)42+36+18=? 4.)74+35+16+45=?

Mathematics
1 answer:
erica [24]2 years ago
5 0
1.
34 + 62 = 96 + 51 = 147
147 + 46 = 193

2.
27 + 68 = 95 + 43 = 138
3.
42 + 36 = 78 + 18 = 96
4.
74 + 35 = 109 + 16 = 125 + 45  =
= 70
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