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Rescate Matemático 4º

Spanish 11 Public

Repaso de cálculo mental

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528 -180 =

348

15

340 - 100 =

240

15

396 - 198 =

198

15

288 - 72 =

216

15

175 + 21 =

196

15

12 × 12 =

144

15

11 × 12 =

132

15

14 × 12 =

168

15

9 × 12 =

108

15

15 × 15 =

225

15

21 × 12 =

252

15