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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=?

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=?
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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=?

User Pyjong
by
8.1k points

1 Answer

5 votes
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
User Kroltan
by
8.5k points
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