Based on your request for the 3rd-grade math homework (DZ) from the "Harmony" (Garmoniya) workbook by N. B. Istomina, typically contains exercises focusing on multiplication and division of multi-digit numbers and unit conversions .
: Converting units of length (meters to centimeters) or mass (kilograms to grams). d z po matematiki 3 klass b v tetradi garmoniia 131 s
If you need specific step-by-step answers, you can find the complete solutions on these platforms: Based on your request for the 3rd-grade math