Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 44 by rounding each number to the nearest 10: ______
- Estimate 79 + 65 by rounding each number to the nearest 10: ______
- Estimate 42 − 28 by rounding each number to the nearest 10: ______
- Estimate 85 + 69 by rounding each number to the nearest 10: ______
- Estimate 41 + 78 by rounding each number to the nearest 10: ______
- Estimate 43 + 58 by rounding each number to the nearest 10: ______
- Estimate 41 + 24 by rounding each number to the nearest 10: ______
- Estimate 56 − 27 by rounding each number to the nearest 10: ______
- Estimate 52 − 30 by rounding each number to the nearest 10: ______
- Estimate 24 − 23 by rounding each number to the nearest 10: ______
- Estimate 74 − 61 by rounding each number to the nearest 10: ______
- Estimate 72 + 32 by rounding each number to the nearest 10: ______
- Estimate 72 + 41 by rounding each number to the nearest 10: ______
- Estimate 40 − 77 by rounding each number to the nearest 10: ______
- Estimate 37 − 88 by rounding each number to the nearest 10: ______
- Estimate 43 + 37 by rounding each number to the nearest 10: ______
- Estimate 78 − 71 by rounding each number to the nearest 10: ______
- Estimate 50 − 31 by rounding each number to the nearest 10: ______
- Estimate 72 − 39 by rounding each number to the nearest 10: ______
- Estimate 26 − 70 by rounding each number to the nearest 10: ______