Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 − 38 by rounding each number to the nearest 10: ______
- Estimate 55 + 61 by rounding each number to the nearest 10: ______
- Estimate 64 − 62 by rounding each number to the nearest 10: ______
- Estimate 79 + 70 by rounding each number to the nearest 10: ______
- Estimate 27 − 74 by rounding each number to the nearest 10: ______
- Estimate 26 − 84 by rounding each number to the nearest 10: ______
- Estimate 58 − 31 by rounding each number to the nearest 10: ______
- Estimate 41 + 50 by rounding each number to the nearest 10: ______
- Estimate 24 + 76 by rounding each number to the nearest 10: ______
- Estimate 77 + 42 by rounding each number to the nearest 10: ______
- Estimate 25 − 70 by rounding each number to the nearest 10: ______
- Estimate 72 + 57 by rounding each number to the nearest 10: ______
- Estimate 71 + 44 by rounding each number to the nearest 10: ______
- Estimate 22 − 74 by rounding each number to the nearest 10: ______
- Estimate 75 + 84 by rounding each number to the nearest 10: ______
- Estimate 62 + 49 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 70 + 61 by rounding each number to the nearest 10: ______
- Estimate 77 + 70 by rounding each number to the nearest 10: ______
- Estimate 36 − 61 by rounding each number to the nearest 10: ______