Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 − 64 by rounding each number to the nearest 10: ______
- Estimate 74 − 29 by rounding each number to the nearest 10: ______
- Estimate 52 − 40 by rounding each number to the nearest 10: ______
- Estimate 83 + 54 by rounding each number to the nearest 10: ______
- Estimate 73 − 53 by rounding each number to the nearest 10: ______
- Estimate 68 − 65 by rounding each number to the nearest 10: ______
- Estimate 44 − 74 by rounding each number to the nearest 10: ______
- Estimate 65 − 40 by rounding each number to the nearest 10: ______
- Estimate 78 + 51 by rounding each number to the nearest 10: ______
- Estimate 67 + 47 by rounding each number to the nearest 10: ______
- Estimate 85 − 59 by rounding each number to the nearest 10: ______
- Estimate 79 − 63 by rounding each number to the nearest 10: ______
- Estimate 43 + 65 by rounding each number to the nearest 10: ______
- Estimate 43 − 63 by rounding each number to the nearest 10: ______
- Estimate 23 + 71 by rounding each number to the nearest 10: ______
- Estimate 83 − 72 by rounding each number to the nearest 10: ______
- Estimate 56 + 42 by rounding each number to the nearest 10: ______
- Estimate 71 + 79 by rounding each number to the nearest 10: ______
- Estimate 24 − 29 by rounding each number to the nearest 10: ______
- Estimate 61 − 37 by rounding each number to the nearest 10: ______