Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 − 47 by rounding each number to the nearest 10: ______
- Estimate 36 − 38 by rounding each number to the nearest 10: ______
- Estimate 62 − 41 by rounding each number to the nearest 10: ______
- Estimate 80 + 42 by rounding each number to the nearest 10: ______
- Estimate 80 − 29 by rounding each number to the nearest 10: ______
- Estimate 89 + 80 by rounding each number to the nearest 10: ______
- Estimate 71 + 33 by rounding each number to the nearest 10: ______
- Estimate 24 − 30 by rounding each number to the nearest 10: ______
- Estimate 84 − 37 by rounding each number to the nearest 10: ______
- Estimate 89 − 71 by rounding each number to the nearest 10: ______
- Estimate 27 + 83 by rounding each number to the nearest 10: ______
- Estimate 35 + 81 by rounding each number to the nearest 10: ______
- Estimate 55 + 86 by rounding each number to the nearest 10: ______
- Estimate 87 + 81 by rounding each number to the nearest 10: ______
- Estimate 50 + 57 by rounding each number to the nearest 10: ______
- Estimate 55 + 31 by rounding each number to the nearest 10: ______
- Estimate 45 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 77 by rounding each number to the nearest 10: ______
- Estimate 26 + 25 by rounding each number to the nearest 10: ______
- Estimate 71 − 61 by rounding each number to the nearest 10: ______