Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 41 by rounding each number to the nearest 10: ______
- Estimate 89 + 35 by rounding each number to the nearest 10: ______
- Estimate 51 + 89 by rounding each number to the nearest 10: ______
- Estimate 73 − 56 by rounding each number to the nearest 10: ______
- Estimate 83 − 26 by rounding each number to the nearest 10: ______
- Estimate 31 − 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 61 by rounding each number to the nearest 10: ______
- Estimate 32 + 55 by rounding each number to the nearest 10: ______
- Estimate 52 − 71 by rounding each number to the nearest 10: ______
- Estimate 49 + 57 by rounding each number to the nearest 10: ______
- Estimate 23 + 38 by rounding each number to the nearest 10: ______
- Estimate 57 + 88 by rounding each number to the nearest 10: ______
- Estimate 88 − 26 by rounding each number to the nearest 10: ______
- Estimate 33 + 49 by rounding each number to the nearest 10: ______
- Estimate 53 − 45 by rounding each number to the nearest 10: ______
- Estimate 31 − 35 by rounding each number to the nearest 10: ______
- Estimate 89 − 47 by rounding each number to the nearest 10: ______
- Estimate 40 − 45 by rounding each number to the nearest 10: ______
- Estimate 84 − 86 by rounding each number to the nearest 10: ______
- Estimate 30 − 65 by rounding each number to the nearest 10: ______