Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 50 by rounding each number to the nearest 10: ______
- Estimate 26 + 77 by rounding each number to the nearest 10: ______
- Estimate 27 + 44 by rounding each number to the nearest 10: ______
- Estimate 76 − 24 by rounding each number to the nearest 10: ______
- Estimate 69 − 31 by rounding each number to the nearest 10: ______
- Estimate 23 − 25 by rounding each number to the nearest 10: ______
- Estimate 52 + 80 by rounding each number to the nearest 10: ______
- Estimate 50 + 43 by rounding each number to the nearest 10: ______
- Estimate 72 − 42 by rounding each number to the nearest 10: ______
- Estimate 47 − 42 by rounding each number to the nearest 10: ______
- Estimate 42 − 77 by rounding each number to the nearest 10: ______
- Estimate 71 − 61 by rounding each number to the nearest 10: ______
- Estimate 75 + 86 by rounding each number to the nearest 10: ______
- Estimate 27 + 58 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 82 + 70 by rounding each number to the nearest 10: ______
- Estimate 37 + 48 by rounding each number to the nearest 10: ______
- Estimate 49 + 51 by rounding each number to the nearest 10: ______
- Estimate 63 + 52 by rounding each number to the nearest 10: ______
- Estimate 50 + 72 by rounding each number to the nearest 10: ______