Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 80 by rounding each number to the nearest 10: ______
- Estimate 33 + 59 by rounding each number to the nearest 10: ______
- Estimate 21 + 31 by rounding each number to the nearest 10: ______
- Estimate 44 − 80 by rounding each number to the nearest 10: ______
- Estimate 42 − 75 by rounding each number to the nearest 10: ______
- Estimate 52 − 77 by rounding each number to the nearest 10: ______
- Estimate 30 − 53 by rounding each number to the nearest 10: ______
- Estimate 79 + 54 by rounding each number to the nearest 10: ______
- Estimate 69 + 76 by rounding each number to the nearest 10: ______
- Estimate 71 + 22 by rounding each number to the nearest 10: ______
- Estimate 44 − 66 by rounding each number to the nearest 10: ______
- Estimate 88 − 28 by rounding each number to the nearest 10: ______
- Estimate 25 + 44 by rounding each number to the nearest 10: ______
- Estimate 74 + 81 by rounding each number to the nearest 10: ______
- Estimate 25 − 83 by rounding each number to the nearest 10: ______
- Estimate 39 − 43 by rounding each number to the nearest 10: ______
- Estimate 63 − 24 by rounding each number to the nearest 10: ______
- Estimate 45 + 77 by rounding each number to the nearest 10: ______
- Estimate 86 − 42 by rounding each number to the nearest 10: ______
- Estimate 65 − 45 by rounding each number to the nearest 10: ______