Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 45 − 74 by rounding each number to the nearest 10: ______
- Estimate 86 + 60 by rounding each number to the nearest 10: ______
- Estimate 26 + 61 by rounding each number to the nearest 10: ______
- Estimate 36 − 59 by rounding each number to the nearest 10: ______
- Estimate 66 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 29 by rounding each number to the nearest 10: ______
- Estimate 31 + 34 by rounding each number to the nearest 10: ______
- Estimate 64 − 59 by rounding each number to the nearest 10: ______
- Estimate 68 + 29 by rounding each number to the nearest 10: ______
- Estimate 52 − 80 by rounding each number to the nearest 10: ______
- Estimate 22 − 30 by rounding each number to the nearest 10: ______
- Estimate 67 − 89 by rounding each number to the nearest 10: ______
- Estimate 32 − 60 by rounding each number to the nearest 10: ______
- Estimate 26 + 37 by rounding each number to the nearest 10: ______
- Estimate 47 − 30 by rounding each number to the nearest 10: ______
- Estimate 34 + 55 by rounding each number to the nearest 10: ______
- Estimate 23 − 57 by rounding each number to the nearest 10: ______
- Estimate 37 + 70 by rounding each number to the nearest 10: ______
- Estimate 42 − 69 by rounding each number to the nearest 10: ______
- Estimate 72 − 69 by rounding each number to the nearest 10: ______