Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 29 − 38 by rounding each number to the nearest 10: ______
- Estimate 37 + 32 by rounding each number to the nearest 10: ______
- Estimate 78 + 23 by rounding each number to the nearest 10: ______
- Estimate 71 + 66 by rounding each number to the nearest 10: ______
- Estimate 65 − 77 by rounding each number to the nearest 10: ______
- Estimate 44 − 35 by rounding each number to the nearest 10: ______
- Estimate 42 + 32 by rounding each number to the nearest 10: ______
- Estimate 59 − 81 by rounding each number to the nearest 10: ______
- Estimate 69 + 67 by rounding each number to the nearest 10: ______
- Estimate 74 + 35 by rounding each number to the nearest 10: ______
- Estimate 68 + 41 by rounding each number to the nearest 10: ______
- Estimate 21 − 53 by rounding each number to the nearest 10: ______
- Estimate 76 − 64 by rounding each number to the nearest 10: ______
- Estimate 74 − 22 by rounding each number to the nearest 10: ______
- Estimate 47 − 68 by rounding each number to the nearest 10: ______
- Estimate 65 + 29 by rounding each number to the nearest 10: ______
- Estimate 52 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 − 36 by rounding each number to the nearest 10: ______
- Estimate 61 − 30 by rounding each number to the nearest 10: ______
- Estimate 71 + 87 by rounding each number to the nearest 10: ______