Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 77 by rounding each number to the nearest 10: ______
- Estimate 88 − 53 by rounding each number to the nearest 10: ______
- Estimate 23 + 24 by rounding each number to the nearest 10: ______
- Estimate 44 − 52 by rounding each number to the nearest 10: ______
- Estimate 60 − 21 by rounding each number to the nearest 10: ______
- Estimate 74 − 78 by rounding each number to the nearest 10: ______
- Estimate 29 − 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 72 by rounding each number to the nearest 10: ______
- Estimate 58 + 56 by rounding each number to the nearest 10: ______
- Estimate 41 + 39 by rounding each number to the nearest 10: ______
- Estimate 76 + 61 by rounding each number to the nearest 10: ______
- Estimate 84 − 42 by rounding each number to the nearest 10: ______
- Estimate 65 − 68 by rounding each number to the nearest 10: ______
- Estimate 28 + 64 by rounding each number to the nearest 10: ______
- Estimate 65 − 44 by rounding each number to the nearest 10: ______
- Estimate 69 + 66 by rounding each number to the nearest 10: ______
- Estimate 33 − 57 by rounding each number to the nearest 10: ______
- Estimate 57 − 64 by rounding each number to the nearest 10: ______
- Estimate 73 − 69 by rounding each number to the nearest 10: ______
- Estimate 24 − 29 by rounding each number to the nearest 10: ______