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Use benchmarks to estimate the sum, difference, or product.\

1 7/8 + 1/9 =

8 8/9 - 5 1/11

7 1/13 x 4 15/17

Respuesta :

1 7/8 + 1/9 = 143/72 and simplify it and u get 1 71/72

8 8/9 - 5 1/11 = 376/99 and simplify it and u get 3 79/99

7 1/13 * 4 15/17 = 7636/221 and simplify it and u get 34 122/221

hope this helps
Q&A Education